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CVE-2026-55388

🗓️ 22 Jun 2026 16:50:40Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 118 Views

CVE-2026-55388: Piscina prototype pollution enables RCE via inherited filename; fixed in 6.0.0-rc.2, 5.2.0, 4.9.3.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-55388
22 Jun 202616:50
attackerkb
cgr
Chainguard
CVE-2026-55388 vulnerabilities
25 Jun 202602:16
cgr
circl
Circl
CVE-2026-55388
16 Jun 202621:00
circl
cvelist
Cvelist
CVE-2026-55388 piscina: Prototype Pollution Gadget → RCE via inherited options.filename
22 Jun 202616:50
cvelist
euvd
EUVD
EUVD-2026-38320
22 Jun 202616:50
euvd
github
Github Security Blog
piscina: Prototype Pollution Gadget → RCE via inherited options.filename
18 Jun 202613:05
github
nvd
NVD
CVE-2026-55388
22 Jun 202618:16
nvd
osv
OSV
CGA-2624-PRM3-PR3C
13 Jul 202610:42
osv
osv
OSV
CGA-2HVH-C686-8W5Q
19 Jun 202601:31
osv
osv
OSV
CGA-2JQR-4277-PFX6
13 Jul 202611:19
osv
Rows per page
[
  {
    "vendor": "piscinajs",
    "product": "piscina",
    "versions": [
      {
        "version": "< 4.9.3",
        "status": "affected"
      },
      {
        "version": ">= 5.0.0-alpha.0, < 5.2.0",
        "status": "affected"
      },
      {
        "version": ">= 6.0.0-rc.1, < 6.0.0-rc.2",
        "status": "affected"
      }
    ]
  }
]

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23 Jun 2026 17:17Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.18.1
EPSS0.00454
SSVC
118